Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06-10-2024 13:13

General

  • Target

    Setup.exe

  • Size

    8.5MB

  • MD5

    98169506fec94c2b12ba9930ad704515

  • SHA1

    bce662a9fb94551f648ba2d7e29659957fd6a428

  • SHA256

    9b8a5b0a45adf843e24214b46c285e44e73bc6eaf9e2a3b2c14a6d93ae541363

  • SHA512

    7f4f7ac2326a1a8b7afc72822dae328753578eb0a4ffcec5adb4e4fb0c49703070f71e7411df221ee9f44d6b43a0a94921fe530877c5d5e71640b807e96def30

  • SSDEEP

    196608:vdoUox8PFOegKz+qE1cnuyHgv3eZaOxqeXY4K:vC0O9m7EWEvbOxqetK

Malware Config

Extracted

Family

lumma

C2

https://caffegclasiqwp.shop/api

https://stamppreewntnq.shop/api

https://stagedchheiqwo.shop/api

https://millyscroqwp.shop/api

https://evoliutwoqm.shop/api

https://condedqpwqm.shop/api

https://traineiwnqo.shop/api

https://locatedblsoqp.shop/api

https://calcuatllitwop.shop/api

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Suspicious use of SetThreadContext 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Roaming\ibv1\ZESQHZXWFAWKARNZ\StrCmp.exe
      C:\Users\Admin\AppData\Roaming\ibv1\ZESQHZXWFAWKARNZ\StrCmp.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2872
    • C:\Windows\SysWOW64\more.com
      C:\Windows\SysWOW64\more.com
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2880
      • C:\Windows\SysWOW64\SearchIndexer.exe
        C:\Windows\SysWOW64\SearchIndexer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2664
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 1000
          4⤵
          • Program crash
          PID:1032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\6e86c0f8

    Filesize

    1.1MB

    MD5

    76daac49eac03d2a4c967cdb62347af2

    SHA1

    77e890fd7aa947fc531cb5a2e1f0c4682dafb1e8

    SHA256

    27e36c2eaa7642fea77ee5de13761f230233289693ce6f9f9869e4ac8e69fbe3

    SHA512

    961aed49d67ef96446ff029867c3a4b1bc1a8c6e6da385d188b5ae2c0277e69e956a6ee385d7abfaace7adb2dfe7694a4dcb67b1a6531b6c99a14eeecd627407

  • C:\Users\Admin\AppData\Roaming\ibv1\ZESQHZXWFAWKARNZ\StrCmp.exe

    Filesize

    47KB

    MD5

    916d7425a559aaa77f640710a65f9182

    SHA1

    23d25052aef9ba71ddeef7cfa86ee43d5ba1ea13

    SHA256

    118de01fb498e81eab4ade980a621af43b52265a9fcbae5dedc492cdf8889f35

    SHA512

    d0c260a0347441b4e263da52feb43412df217c207eba594d59c10ee36e47e1a098b82ce633851c16096b22f4a4a6f8282bdd23d149e337439fe63a77ec7343bc

  • memory/2524-42-0x000007FEF57E0000-0x000007FEF5938000-memory.dmp

    Filesize

    1.3MB

  • memory/2524-36-0x000007FEF57E0000-0x000007FEF5938000-memory.dmp

    Filesize

    1.3MB

  • memory/2524-0-0x0000000003DC0000-0x0000000003FA8000-memory.dmp

    Filesize

    1.9MB

  • memory/2524-17-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2524-15-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2524-19-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2524-20-0x000007FEF57E0000-0x000007FEF5938000-memory.dmp

    Filesize

    1.3MB

  • memory/2524-44-0x000007FEF57E0000-0x000007FEF5938000-memory.dmp

    Filesize

    1.3MB

  • memory/2524-14-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2524-47-0x000007FEF57E0000-0x000007FEF5938000-memory.dmp

    Filesize

    1.3MB

  • memory/2524-12-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2524-16-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2524-34-0x000007FEF57F9000-0x000007FEF57FA000-memory.dmp

    Filesize

    4KB

  • memory/2524-10-0x0000000000400000-0x0000000001CF7000-memory.dmp

    Filesize

    25.0MB

  • memory/2664-60-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2664-58-0x0000000077070000-0x0000000077219000-memory.dmp

    Filesize

    1.7MB

  • memory/2664-59-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2880-53-0x00000000748DE000-0x00000000748E0000-memory.dmp

    Filesize

    8KB

  • memory/2880-52-0x00000000748D0000-0x0000000074A44000-memory.dmp

    Filesize

    1.5MB

  • memory/2880-54-0x00000000748D0000-0x0000000074A44000-memory.dmp

    Filesize

    1.5MB

  • memory/2880-56-0x00000000748D0000-0x0000000074A44000-memory.dmp

    Filesize

    1.5MB

  • memory/2880-57-0x00000000748DE000-0x00000000748E0000-memory.dmp

    Filesize

    8KB

  • memory/2880-51-0x0000000077070000-0x0000000077219000-memory.dmp

    Filesize

    1.7MB